logo - 刷刷题
下载APP
【简答题】

读短文,判断正误,与短文内容相符的在括号内打“√”,不相符的打“×”。
Little Water Drop and his friends become very heavy. They fall down into a lake. The sun comes out. They
feel warm again. Then, they meet Mr. Wind. Mr. Wind helps them go up to the sky again.
( ) 1. Little Water Drop and his friends become light (轻的).
( ) 2. It falls down into a lake.
( ) 3. The sun comes out. Little Water Drop feels cold.
( ) 4. Little Water Drop meets Mr. Rain.
( ) 5. Mr. Wind helps little Water Drop go up to the sky.

题目标签:括号判断
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】下列去括号中,正确的是(  )

A.
a-(b-c)=a-b-c
B.
c+2(a-b)=c+2a-b
C.
a-(b-c)=a+b-c
D.
a-(b-c)=a-b+c

【多选题】下列哪些可以作为判断疾病的依据()

A.
生活环境
B.
季节气候
C.
起居饮食
D.
运动习惯

【单选题】导线之间有两种串扰机理,其耦合方式的粗略判断为()

A.
当源电路与接收电路的阻抗之乘积小于3002时,磁场耦合为主
B.
当源电路与接收电路的阻抗之乘积小于3002时,电场耦合为主
C.
当其乘积大于10002时,磁场耦合为主

【单选题】下列去括号正确的是(  )

A.
-3a-(2b-c)=-3a+2b-c
B.
-3a-(2b-c)=-3a-2b-c
C.
-3a-(2b-c)=-3a+2b+c
D.
-3a-(2b-c)=-3a-2b+c